atTotal := uint64(0)
	for _, pool := range serverPools {
		atTotal += pool.Available
		if atTotal > choose && pool.Available > 0 {
			return pool.Index
		}
	}
	// Should not happen, but print values just in case.
	storageLogIf(ctx, fmt.Errorf("reached end of serverPools (total: %v, atTotal: %v, choose: %v)", total, atTotal, choose))
	return -1
}

		if !groups.Contains(group) {
			continue
		}
		groups.Remove(group)
		c.iamUserGroupMemberships[member] = groups
	}
}

// policyDBGet - lower-level helper; does not take locks.
//
// If a group is passed, it returns policies associated with the group.
//
// If a user is passed, it returns policies of the user along with any groups

		// return FS backend by default.
		obj, disk, err := prepareFS(ctx)
		if err != nil {
			return nil, nil, err
		}
		return obj, []string{disk}, nil
	}
}

// ExecObjectLayerAPIAnonTest - Helper function to validate object Layer API handler
// response for anonymous/unsigned and unknown signature type HTTP request.

// Here is the brief description of some of the arguments to the function below.
//

```

Open another terminal and upload a JPEG image into `images` bucket.

```
mc cp gopher.jpg myminio/images
```

You should receive the following event notification via NSQ once the upload completes.

```

		if err := xl.WriteMetadata(ctx, "", volume, object, fi); err != nil {
			t.Fatalf("Unable to create object, %s", err)
		}
	}
	var deleted [len(versions)]bool
	checkVerExist := func(t testing.TB) {
		t.Helper()
		for i := range versions {
			shouldExist := !deleted[i]
			fi, err := xl.ReadVersion(ctx, "", volume, object, versions[i], ReadOptions{})
			if shouldExist {
				if err != nil {

		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrAdminConfigBadJSON, err), r.URL)
		return
	}

	if err := updateReq.Validate(); err != nil {
		// Since this validation would happen client side as well, we only send
		// a generic error message here.
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminResourceInvalidArgument), r.URL)
		return
	}